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Add debug option to disable the on-screen debug output's paging by default, for

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cases such as USB keyboards where the keyboard no longer functions once the 
kernel is entered and the USB stack initializes.

Implements #7561.



git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@41736 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rene Gollent 2011-05-25 02:56:46 +00:00
parent b1bf2196d3
commit e7d7b1e232
2 changed files with 12 additions and 3 deletions
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11
src/system/boot/loader/menu.cpp
View File

@ -819,16 +819,23 @@ add_debug_menu()
= new(nothrow) MenuItem("Enable serial debug output"));
item->SetData("serial_debug_output");
item->SetType(MENU_ITEM_MARKABLE);
item->SetHelpText("Turns on forwarding the syslog output to the serial "
item->SetHelpText("Turns on forwarding the syslog output to the serial "
"interface.");
menu->AddItem(item
= new(nothrow) MenuItem("Enable on screen debug output"));
item->SetData("debug_screen");
item->SetType(MENU_ITEM_MARKABLE);
item->SetHelpText("Displays debug output on screen while the system "
item->SetHelpText("Displays debug output on screen while the system "
"is booting, instead of the normal boot logo.");
menu->AddItem(item
= new(nothrow) MenuItem("Disable on screen paging"));
item->SetData("disable_onscreen_paging");
item->SetType(MENU_ITEM_MARKABLE);
item->SetHelpText("Disables paging when on screen debug output is "
"enabled.");
menu->AddItem(item = new(nothrow) MenuItem("Enable debug syslog"));
item->SetType(MENU_ITEM_MARKABLE);
item->SetMarked(gKernelArgs.keep_debug_output_buffer);

4
src/system/kernel/debug/blue_screen.cpp
View File

@ -14,6 +14,7 @@
#include <console.h>
#include <debug.h>
#include <arch/debug_console.h>
#include <safemode.h>
#include <string.h>
#include <stdio.h>
@ -603,7 +604,8 @@ blue_screen_init(void)
return B_ERROR;
sModule = &gFrameBufferConsoleModule;
sScreen.paging = true;
sScreen.paging = !get_safemode_boolean(
"disable_onscreen_paging", false);
sScreen.paging_timeout = false;
add_debugger_command("paging", set_paging, "Enable or disable paging");